diff --git a/roles/consul/defaults/main.yml b/roles/consul/defaults/main.yml
index 802377e..a1d976c 100644
--- a/roles/consul/defaults/main.yml
+++ b/roles/consul/defaults/main.yml
@@ -26,6 +26,13 @@ consul_base_conf:
   # Recursive DNS resolver to which non authoritative queries will be sent
   recursors: "{{ ansible_dns.nameservers }}"
 
+  # Domain handled by consul, on which services will be published
+  # All queries in this domain are assumed to be handled by Consul and will not be recursively resolved
+  # domain: consul.
+
+  # An optional alternative domain
+  # alt_domain: consul.example.org.
+
   # Address that is advertised to the other nodes
   advertise_addr: "{{ ansible_default_ipv4.address }}"
   # You can also advertise the WAN addr